Debt Instrument, Contractual Early Termination Penalty Amount

No definition available.

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- Definition

Debt Instrument, Monthly Decrease In Contractual Early Termination Fee

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Debt Instrument, Termination Fee Percentage Before Year Four

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility Termination Fee Percentage Before Year Three

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Termination Fee Percentage Before Year Two

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility Entrance Fee

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Payment For Accrued Final Debt Payment Fee

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Definition

Payment For Debt Instrument Fees

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(16))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of the fee that accompanies borrowing money under the debt instrument.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Represents the charge against earnings during the period for commitment fees and debt issuance expenses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=116634182&loc=SL114868664-224227

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The effective interest rate during the reporting period.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Period Type:	instant

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-Paragraph 1
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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
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- Definition

The cash outflow during the period from the repayment of aggregate short-term and long-term debt. Excludes payment of capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 15
-Subparagraph (b)
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- Details

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- Details

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Debt and Finance Lease Liabilities - Second Amended and Restated Loan and Security Agreement (Details) - USD ($)			3 Months Ended		9 Months Ended
	May 05, 2020	Feb. 28, 2019	Oct. 31, 2020	Jul. 31, 2020	Oct. 31, 2020	Oct. 31, 2019	Jan. 31, 2020
Debt Instrument [Line Items]
Debt prepayment fee					$ 0	$ 300,000
Payment of accrued final payment fee					225,000	0
Revolving credit facility
Debt Instrument [Line Items]
Long term debt			$ 20,663,000		20,663,000		$ 0
Second Amended And Restated Loan And Security Agreement
Debt Instrument [Line Items]
Effective interest rate			4.50%
Remaining borrowing capacity			$ 29,337,000		$ 29,337,000
Second Amended And Restated Loan And Security Agreement \| Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 50,000,000
Long term debt	20,663,000
Debt instrument, term					5 years
Annual fee amount	125,000
Payment of debt fees				$ 125,000
Termination fee	187,000
Monthly termination fee decrease	$ 6,000
Termination fee percentage before year two	0.015
Termination fee percentage before year three	0.0075
Termination fee percentage before year four	0.005
Debt issuance costs			531,000
Entrance fee			$ 125,000
Second Amended And Restated Loan And Security Agreement \| Revolving credit facility \| Before EBITDA Benchmark
Debt Instrument [Line Items]
Stated interest rate	4.50%
Second Amended And Restated Loan And Security Agreement \| Revolving credit facility \| After EBITDA Benchmark
Debt Instrument [Line Items]
Stated interest rate			4.00%		4.00%
Second Amended And Restated Loan And Security Agreement \| Revolving credit facility \| Prime Rate \| After EBITDA Benchmark
Debt Instrument [Line Items]
Variable interest rate					(0.50%)
Second Amended And Restated Loan And Security Agreement, Optional Capacity Increase \| Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity	$ 65,000,000
Term loan \| Revolving credit facility
Debt Instrument [Line Items]
Repayments of debt	20,000,000
Debt prepayment fee						$ 300,000
Payment of accrued final payment fee					$ 363,000
Amended And Restated Loan And Security Agreement \| Prime Rate
Debt Instrument [Line Items]
Variable interest rate		1.50%
Amended And Restated Loan And Security Agreement \| Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 25,000,000
Long term debt	$ 0						$ 0
Debt prepayment fee			$ 406,000